Luxrite GU10 LED Bulbs Dimmable, 50W Equivalent, 5000K Bright White, 120V MR16 LED Spotlight Bulb, 40-Degree Beam Angle, Damp Rated & Energy Star, GU10 Bi-Pin Base, 4-Pack SAVE ENERGY - Lower your electricity usage by 84% when your replace your 50 watt MR16 halogen bulb with an 8W MR16 LED bulb. Immediately trim down the cost of your electricity bill by making the investment into energy saving LED light bulbs. INSTANT ON - No delay or warm up time needed, get the lighting you deserve at the flip of a switch. Enjoy the full brightness of these LED GU10 bulbs as soon as you need it. DIMMABLE - Control the brightness of your track and spot lights with the ability to reduce from 100-10% lighting output. Set your GU10 LED bulb according to your mood and take delight in a pleasant atmosphere every time. CONTINUOUS LIGHT - Built with an astounding 25,000 hours of lifetime which means no replacement will be needed for the next 22 years. Each MR16 GU10 LED bulb lasts 12x longer than traditional 50W gu 10 halogen light bulbs. Your optimal choice for track lights, spot lights, kitchen, living room, bedroom lighting, or any space requiring gu10 base LED bulbs. RELIABLE LIGHTING - Zero flickering light, zero delay, and zero worries with a spotlight LED bulb gu10 lamp that provides high quality indoor and outdoor lighting. Each light bulb is quick to install, comes UL listed for your safety, energy star and damp rated for reliability, and backed by a 3 year warranty. <span class="a-text-bold">Size: </span>2.25 x 1.95 x 1.95 Inches <span class="a-text-bold">Watts:</span> 8W <span class="a-text-bold">Kelvin/Color:</span> 5000K (Bright White) <span class="a-text-bold">CRI:</span> 80+ <span class="a-text-bold">Flood Angle:</span> 40 Degrees <span class="a-text-bold">Voltage:</span> 120 <span class="a-text-bold">Lumens:</span> 560 <span class="a-text-bold">Lifetime:</span> 25,000 Hours (22.8 yrs, when used 3 hrs/day) <span class="a-text-bold">Energy Star:</span> Yes <span class="a-text-bold">UL Listed:</span> Yes